{
	margin:0;
}
body{
	background: lightgray;
	color:white;
	font-family: arial;
	font-size: 16px;
}

nav ul{
	background: rgba(0,0,0,.5);
	padding: 0px;
	font-size: 0;
}

nav ul li{
	box-sizing: border-box;
	display: inline-block;
	padding: 10px;
	width: 25%;
	font-size: 16px;
	height: 50px;
	vertical-align: top;
	text-align: center;
}

nav ul li:hover{
	background: rgba(0,0,0,.3);
}
nav ul li a{
	color: white; 
	height: auto;
	text-transform: uppercase;
	text-decoration: none;
}

header{
	border: 10px solid black;
	padding: 20px;
	display: inline-block;
}

.datos-empresariales, .imagen-empresa{
    display: inline-block;
    margin-left: 20px;
}

#productos{
	background: gray;
	text-align: center;
	padding: 20px;
}

#productos article{
	display: inline-block;
	margin: 10px;
    width: 150px;
    padding: 10px;
    border: 1px solid white;
    border-radius: 5%;
    background: #ccc;
    color: black;
}

@media screen and (max-width: 480px){
	nav ul li{
		width: 50%;
	}
}
@media screen and (max-width: 350px){
	nav ul li{
		width: 100%;
	}
}

